Pull the Voice Activity Detector out from the AGC

webrtc/modules/audio_processing/agc/pole_zero_filter_unittest.cc

Index: webrtc/modules/audio_processing/agc/pole_zero_filter_unittest.cc
diff --git a/webrtc/modules/audio_processing/agc/pole_zero_filter_unittest.cc b/webrtc/modules/audio_processing/agc/pole_zero_filter_unittest.cc
deleted file mode 100644
index b198b0eed1743503a89beb2c5ba56d9eb8aa2aff..0000000000000000000000000000000000000000
--- a/webrtc/modules/audio_processing/agc/pole_zero_filter_unittest.cc
+++ /dev/null
@@ -1,97 +0,0 @@
-/*
- *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "webrtc/modules/audio_processing/agc/pole_zero_filter.h"
-
-#include <math.h>
-#include <stdio.h>
-
-#include "gtest/gtest.h"
-#include "webrtc/base/scoped_ptr.h"
-#include "webrtc/modules/audio_processing/agc/agc_audio_proc_internal.h"
-#include "webrtc/test/testsupport/fileutils.h"
-
-namespace webrtc {
-
-static const int kInputSamples = 50;
-
-static const int16_t kInput[kInputSamples] = {-2136, -7116, 10715, 2464, 3164,
-    8139, 11393, 24013, -32117, -5544, -27740, 10181, 14190, -24055, -15912,
-    17393, 6359, -9950, -13894, 32432, -23944, 3437, -8381, 19768, 3087, -19795,
-    -5920, 13310, 1407, 3876, 4059, 3524, -23130, 19121, -27900, -24840, 4089,
-    21422, -3625, 3015, -11236, 28856, 13424, 6571, -19761, -6361, 15821, -9469,
-    29727, 32229};
-
-static const float kReferenceOutput[kInputSamples] = {-2082.230472f,
-    -6878.572941f, 10697.090871f, 2358.373952f, 2973.936512f, 7738.580650f,
-    10690.803213f, 22687.091576f, -32676.684717f, -5879.621684f, -27359.297432f,
-    10368.735888f, 13994.584604f, -23676.126249f, -15078.250390f, 17818.253338f,
-    6577.743123f,  -9498.369315f, -13073.651079f, 32460.026588f, -23391.849347f,
-    3953.805667f, -7667.761363f, 19995.153447f, 3185.575477f, -19207.365160f,
-    -5143.103201f, 13756.317237f, 1779.654794f, 4142.269755f, 4209.475034f,
-    3572.991789f, -22509.089546f, 19307.878964f, -27060.439759f, -23319.042810f,
-    5547.685267f, 22312.718676f, -2707.309027f, 3852.358490f, -10135.510093f,
-    29241.509970f, 13394.397233f, 6340.721417f, -19510.207905f, -5908.442086f,
-    15882.301634f, -9211.335255f, 29253.056735f, 30874.443046f};
-
-class PoleZeroFilterTest : public ::testing::Test {
- protected:
-  PoleZeroFilterTest()
-     : my_filter_(PoleZeroFilter::Create(
-         kCoeffNumerator, kFilterOrder, kCoeffDenominator, kFilterOrder)) {}
-
-  ~PoleZeroFilterTest() {}
-
-  void FilterSubframes(int num_subframes);
-
- private:
-  void TestClean();
-  rtc::scoped_ptr<PoleZeroFilter> my_filter_;
-};
-
-void PoleZeroFilterTest::FilterSubframes(int num_subframes) {
-  float output[kInputSamples];
-  const int num_subframe_samples = kInputSamples / num_subframes;
-  EXPECT_EQ(num_subframe_samples * num_subframes, kInputSamples);
-
-  for (int n = 0; n < num_subframes; n++) {
-    my_filter_->Filter(&kInput[n * num_subframe_samples], num_subframe_samples,
-                       &output[n * num_subframe_samples]);
-  }
-  for (int n = 0; n < kInputSamples; n++) {
-    EXPECT_NEAR(output[n], kReferenceOutput[n], 1);
-  }
-}
-
-TEST_F(PoleZeroFilterTest, OneSubframe) {
-  FilterSubframes(1);
-}
-
-TEST_F(PoleZeroFilterTest, TwoSubframes) {
-  FilterSubframes(2);
-}
-
-TEST_F(PoleZeroFilterTest, FiveSubframes) {
-  FilterSubframes(5);
-}
-
-TEST_F(PoleZeroFilterTest, TenSubframes) {
-  FilterSubframes(10);
-}
-
-TEST_F(PoleZeroFilterTest, TwentyFiveSubframes) {
-  FilterSubframes(25);
-}
-
-TEST_F(PoleZeroFilterTest, FiftySubframes) {
-  FilterSubframes(50);
-}
-
-}  // namespace webrtc